EntityQ2176348· pop 15· linked from 675 articlesomnidirectional antennaSign in to saveradio antenna that sends signals in every directionConnectionsantennaEntitydipole antennaEntityradioEntitymobile phoneEntityInternational Standard Book NumberEntityspeed of light in vacuumEntityGlobal Positioning SystemEntitydigital object identifierEntitywavelengthEntityradio waveEntityazimuthEntityCartesian coordinate systemEntitytorusEntitydecibelEntitybibcodeEntityisotropyEntityradio broadcastingEntitywireless networkEntityparabolic antennaEntityhorizontal coordinate systemEntityCategoriesAntennas (radio)Radio frequency antenna types